And it was often said I brought hammers to the fight
But we from New York City, right Cam?

from Cam'ron (Ft. Jay Z & Juelz Santana) – Welcome to New York City Lyrics on Rap Genius

Meaning

Yeah, people complain it’s not fair bringing guns (“hammers”) to fistfights, but Jay was raised in New York where you don’t play fair, right Cam?

Jay laughing with a gun in the fistfight like:

To help improve the meaning of these lyrics, visit “Welcome to New York City” by Cam'ron (Ft. Jay Z & Juelz Santana) Lyrics and leave a comment on the lyrics box